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1. Kevin has noticed that if he drinks a large caffeinated soda right before a test, he has

more energy and is able to focus better on the test. The last time he drank a soda before

taking a test, he got a good grade, even though he hadn't studied the night before. Kevin

wants to see if this is true for other people, also.

Independent variable:

Dependent variable:

Hypothesis:

Respuesta :

vcseke
IV: Amount of soda drunk

DV: amount of energy during the test

hypothesis: If someone drinks a large caffeinated soda right before a test, then they will have more energy and better focus during the test

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